The former "American Idol" champ will be a special guest on the U.S. portion of the tour, kicking off with three nights in New York City before heading to Los Angeles, Boston and more. The second leg concludes with a pair of shows in Las Vegas at the Mandalay Bay Events Center.

"Britney's show is incredible and for me to be a part of it is a great opportunity," Jordin said in a statement.